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34809049 = 1112724917
BaseRepresentation
bin1000010011001…
…0010011011001
32102111111001001
42010302103121
532402342144
63242025001
7601605052
oct204622331
972444031
1034809049
1118715610
12b7a8161
137299b92
1448a1729
1530c8bd4
hex21324d9

34809049 has 8 divisors (see below), whose sum is σ = 38274048. Its totient is φ = 31394160.

The previous prime is 34809037. The next prime is 34809053. The reversal of 34809049 is 94090843.

34809049 = 10112 + 10122 + ... + 10432.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 34809049 - 25 = 34809017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 34808999 and 34809017.

It is not an unprimeable number, because it can be changed into a prime (34809029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11062 + ... + 13855.

It is an arithmetic number, because the mean of its divisors is an integer number (4784256).

Almost surely, 234809049 is an apocalyptic number.

It is an amenable number.

34809049 is a deficient number, since it is larger than the sum of its proper divisors (3464999).

34809049 is a wasteful number, since it uses less digits than its factorization.

34809049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25055.

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 34809049 is about 5899.9194062292. The cubic root of 34809049 is about 326.5106760203.

The spelling of 34809049 in words is "thirty-four million, eight hundred nine thousand, forty-nine".

Divisors: 1 11 127 1397 24917 274087 3164459 34809049